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How would you represent the decimal number 143 in 7 bit binary?

First look at the leftmost digit, which represents how many 128s are in the number. There is one 128 in 143, so we mark that as a 1. Then take the remainder of the value - in this case 143-128 = 15, and m...

Answered by Joel C. Computing tutor
1755 Views

Give two types of management of either hardware or other resources that are performed by an operating system.

Memory Management, Processor Scheduling.
Memory management allocates a specific area of memory to each application or open file while the computer is running. If the computer's RAM is not enough for ...

Answered by Computing tutor
1869 Views

Explain how a stack could be used in the process of evaluating an expression in Reverse Polish notation.

Starting at the left hand side of the expression push values onto stack. Each time operator reached in the expression pop the top two values off the stack and apply the operator to them, then push the new...

Answered by Ellie F. Computing tutor
2243 Views

Describe an IDE and its features in programming. (3 Marks)

IDE = Integreated Development EnvironmentAutocompletion of code, e.g finishing statementsBracket matchingTranslator , would also accept compiles/interprets codeDebug mode, e.g could step through codeLibra...

Answered by Computing tutor
1611 Views

Image a graph. In which instances is it more appropriate to use an adjacency list instead of an adjacency matrix?

There are two criteria that usually determine whether we use an adjacency list or an adjacency matrix?a. The size of the graph and the number of edges. If the graph has a very big number of nodes but has ...

Answered by Calin B. Computing tutor
1022 Views

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